/// <summary>
/// Remove the association which you have created
/// </summary>
/// <param name="name">Name of your program, e.g. Test</param>
/// <param name="extension">The extension of your file, e.g. ".def"</param>
/// <returns>Whether it has worked or not</returns>
public static bool RemoveFileAssociation(string name, string extension)
{
try
{
if (Registry.ClassesRoot.OpenSubKey(extension, RegistryKeyPermissionCheck.ReadWriteSubTree, RegistryRights.FullControl) != null)
{
Registry.ClassesRoot.DeleteSubKeyTree(Registry.ClassesRoot.OpenSubKey(extension, RegistryKeyPermissionCheck.ReadWriteSubTree, RegistryRights.FullControl).GetValue("").ToString());
Registry.ClassesRoot.DeleteSubKeyTree(extension);
FileAssociation.SHChangeNotify(0x08000000, 0x0000, IntPtr.Zero, IntPtr.Zero);
return(true);
}
else
{
return(false);
}
}
catch (Exception)
{
return(false);
}
}
/// <summary>
/// Associates a file extension with your program
/// </summary>
/// <param name="name">Simply the name of the program, e.g. Test</param>
/// <param name="extension">The extension, e.g. ".def"</param>
/// <param name="icon">The path of the icon</param>
/// <param name="path">The path of the programm</param>
/// <returns>Whether it has worked or not</returns>
public static bool SetFileAssociation(string name, string extension, string icon, string path)
{
try
{
Registry.ClassesRoot.CreateSubKey(extension).SetValue(string.Empty, name);
RegistryKey key = Registry.ClassesRoot.CreateSubKey(name, RegistryKeyPermissionCheck.ReadWriteSubTree);
key.SetValue(string.Empty, name, RegistryValueKind.String);
key.CreateSubKey("DefaultIcon").SetValue(string.Empty, icon, RegistryValueKind.String);
key.CreateSubKey(@"Shell\Open\Command").SetValue("", "\"" + path + "\" \"%1\"", RegistryValueKind.String);
key = key.CreateSubKey("OpenWithList", RegistryKeyPermissionCheck.ReadWriteSubTree);
key.CreateSubKey(name);
key.Flush();
key.Close();
FileAssociation.SHChangeNotify(0x08000000, 0x0000, IntPtr.Zero, IntPtr.Zero);
return(true);
}
catch
{
return(false);
}
}
